Korg POLY-800 Owner's Manual page 20

DECAY (Rats)
Determines the rate at which the envelope contour
falls from the maximum (Attack)
POINT level, after the ATrACK phase is completed,
. If BREAK POINT equals 3 : , the DECAY parameter
effect.
has no There needs to be at least a :
number difference in starting 8 ending Levels for
Rate parameters lo have a" effect (the Attack peak
The bigger the difference, the longer
the actual lime produced by a given DECAY value.
POINT (B.p.)= 3g, the actual Decay cycle lasts
about seconds. With BP.= ?'p, it lasts about
0.5
1.2 seconds (DECAY= 3 :). Al BP.= 25, it lasts
about 3 seconds, and at ZL:. about
changes to BREAK POINT and/o: SUSTAIN levels.
The bigger the defference between starting 8 end-
ing levels. the longer the actual time produced by
Determines the envelope level at which the Decay rate
changes to the Slope rate. This allows complex two-
part decay or decay/attack transients lo be created
(see Slope description below for examples).
If the Break Point level is set to maximum
l
extra envelope stage is effectively disabled, and the
envelope becomes a conventional ADSR type. (In
this case, SLOPE is used instead of DECAY to set
the actual decay rate from the ATTACK peak to the
SUSTAIN level.)
BREAK POINT lo the same value a$ SUSTAIN level.
This method allows DECAY to contr4l the decay rate.
but requires you to change BREAK TOINT whenever
you change SUSTAIN.
SLOPE (Rate)
Determines the rate at which the envelope contour
moves from the BREAK POINTlevel to Ihe SUSTAIN
level, then SLOPE functions as a second ATrACK
(the envelope moves UP lowards the Sustain level).
envelope moves DOWN towards the Sustain level).
level
lo the BREAK
5 seconds.
the
*Slope has no effect when Break Point and Sustain
are set to the same value.
Time -
Compressor Guiiar Sound,
using a second attack.
Determines the constant envelope level at which the
sound is sustained after the Attack, Decay and Slope
phases are completed, for as long as
Determines the rate at which the envelope contour
falls from the Sustain level to zero after the key is
released.
envelope has not yet reached the Sustain level
the
(if still in the Attack, Decay or 'slope phase), then
the envelope level will fall from its CURRENT value
to zero at the Sustain rate.
Slope, changing the Sustain level
l
automatically changes the actual Release
(because Release is a rate.).
lime
Long
I
lime -
Piano-type Envelope,
using a second decay.
the key is kept
T I M E
VALUE